Hydroxychloroquine vs Loratadine

## Hydroxychloroquine vs Loratadine: Overview

This comparison examines the pharmacological differences between **Hydroxychloroquine** and **Loratadine**.

## Mechanism of Action

**Hydroxychloroquine**: Accumulates in lysosomes raising pH; inhibits toll-like receptor signaling.

**Loratadine**: Second-generation H1 antihistamine with minimal CNS effects.

## Pharmacokinetics

**Half-life**: Hydroxychloroquine — 40-50 days; Loratadine — 8 hours.

## Chemical Properties

**Molecular Formula**: Hydroxychloroquine — C18H26ClN3O; Loratadine — C22H23ClN2O2.

**Molecular Weight**: Hydroxychloroquine — 335.8720 g/mol; Loratadine — 382.8800 g/mol.

**Type**: Hydroxychloroquine — Small molecule; Loratadine — Small molecule.